:root {
  color-scheme: light;
  --page: #f6f7f9;
  --surface: #ffffff;
  --ink: #111827;
  --muted: #5b6472;
  --line: #d9dde5;
  --accent: #315cec;
  --accent-dark: #203fb0;
  --max: 68rem;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--page);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
}

h1,
h2,
h3,
p,
ol,
ul,
dl,
dd {
  margin: 0;
}

.page,
.legal-top,
.legal-main {
  width: min(100% - 1.5rem, var(--max));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 20;
  background: var(--ink);
  color: #fff;
  padding: 0.65rem 0.85rem;
  text-decoration: none;
}

.skip-link:focus-visible {
  top: 1rem;
}

:focus-visible {
  outline: 3px solid rgba(49, 92, 236, 0.28);
  outline-offset: 3px;
}

.site-header,
.site-nav,
.actions,
.footer-links,
.legal-top,
.legal-links,
.toc-links {
  display: flex;
  align-items: center;
}

.site-header {
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 800;
  text-decoration: none;
}

.brand-logo {
  width: 3.25rem;
  height: 3.25rem;
  object-fit: contain;
}

.site-footer .brand-logo {
  width: 2rem;
  height: 2rem;
  object-fit: contain;
}

.site-nav,
.footer-links,
.legal-links,
.toc-links {
  flex-wrap: wrap;
  gap: 0.85rem;
}

.site-nav a,
.footer-links a,
.legal-links a,
.toc-links a {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
}

.site-nav a:hover,
.footer-links a:hover,
.legal-links a:hover,
.toc-links a:hover {
  color: var(--ink);
}

.product-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.8fr);
  gap: 2rem;
  padding: 3rem 0 2rem;
}

.label {
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin-top: 0.35rem;
  font-size: clamp(3.2rem, 8vw, 5rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.lede {
  max-width: 42rem;
  margin-top: 0.85rem;
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  line-height: 1.35;
}

.summary {
  max-width: 42rem;
  margin-top: 0.8rem;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.6;
}

.actions {
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.65rem;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: #fff;
  color: var(--ink);
  padding: 0 0.95rem;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.fact-table,
.notice,
.two-column > div,
.run-section {
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
}

.fact-table {
  align-self: start;
}

.fact-table div {
  display: grid;
  grid-template-columns: 8rem minmax(0, 1fr);
  gap: 1rem;
  padding: 0.8rem 1rem;
  border-top: 1px solid var(--line);
}

.fact-table div:first-child {
  border-top: 0;
}

dt {
  color: var(--muted);
  font-weight: 700;
}

dd {
  font-weight: 800;
  text-align: right;
}

.notice {
  display: flex;
  gap: 0.55rem;
  padding: 0.95rem 1rem;
  color: var(--muted);
}

.notice strong {
  color: var(--ink);
  white-space: nowrap;
}

.two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.two-column {
  padding: 1.25rem 0 0;
}

.two-column > div,
.run-section {
  padding: 1.1rem;
}

h2 {
  font-size: clamp(1.55rem, 3vw, 2.2rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.plain-list {
  margin-top: 0.85rem;
  padding-left: 1.1rem;
  color: var(--muted);
  line-height: 1.55;
}

.plain-list li + li {
  margin-top: 0.45rem;
}

.run-section {
  margin-top: 1rem;
}

.run-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
  padding: 0;
  list-style: none;
}

.run-list li {
  border-left: 3px solid var(--accent);
  background: #f8f9fb;
  padding: 0.8rem;
}

.run-list strong,
.run-list span {
  display: block;
}

.run-list span {
  margin-top: 0.35rem;
  color: var(--muted);
  line-height: 1.45;
}

.site-footer {
  margin-top: 2rem;
  padding: 1.4rem 0 1.6rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, minmax(0, 0.75fr));
  gap: 1.4rem;
}

.site-footer h3 {
  color: var(--ink);
  font-size: 0.96rem;
  margin: 0;
}

.site-footer p,
.site-footer a {
  color: var(--muted);
  line-height: 1.55;
  text-decoration: none;
}

.site-footer ul {
  display: grid;
  gap: 0.35rem;
  list-style: none;
  margin: 0.65rem 0 0;
  padding: 0;
}

.site-footer .brand {
  color: var(--ink);
}

.site-footer .brand + p {
  margin-top: 0.75rem;
}

.copyright {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 1.4rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
}

.copyright img {
  width: 2rem;
  height: 2rem;
}

.legal-top {
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.back-link,
.legal-section a {
  color: var(--ink);
  font-weight: 750;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.legal-main {
  padding: 2.5rem 0 3rem;
}

.legal-head {
  display: grid;
  grid-template-columns: 4rem minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.hero-logo-lg {
  width: 4rem;
  height: 4rem;
}

.legal-title h1 {
  margin: 0;
  font-size: clamp(2.4rem, 7vw, 4rem);
}

.legal-meta,
.legal-copy,
.toc-card p,
.legal-section p {
  color: var(--muted);
  line-height: 1.68;
}

.legal-card,
.toc-card {
  margin-top: 1rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  padding: 1rem;
}

.toc-links {
  align-items: flex-start;
  margin-top: 0.8rem;
}

.legal-sections {
  margin-top: 2rem;
}

.legal-section {
  padding: 1.4rem 0;
  border-top: 1px solid var(--line);
}

.legal-section h2 {
  margin-bottom: 0.55rem;
}

.legal-section p + p {
  margin-top: 0.85rem;
}

@media (max-width: 760px) {
  .product-intro,
  .two-column,
  .run-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .page,
  .legal-top,
  .legal-main {
    width: min(100% - 1rem, var(--max));
  }

  .site-header,
  .legal-top {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .product-intro {
    gap: 1rem;
    padding-top: 1.8rem;
  }

  .actions,
  .button,
  .notice {
    width: 100%;
  }

  .button {
    min-height: 2.75rem;
  }

  .notice {
    display: block;
  }

  .notice span {
    display: block;
    margin-top: 0.35rem;
  }

  .fact-table div {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  dd {
    text-align: left;
  }

  .run-list,
  .legal-head {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}